Watch List notes:

ATTICA, Athens. Circa 454-404 BC. AR Obol (10mm, 0.64 g, 12h). Helmeted head of Athena right / Owl standing right, head facing; olive sprig and crescent behind; all within incuse square. Kroll 13; HGC 4, 1665. Attractively toned, usual porosity. VF. Well centered.